This part prescribes the requirements for--
(a) Marking products and articles manufactured under--
(1) A type certificate;
(2) A production approval as defined under part 21 of this chapter; and
(3) The provisions of an agreement between the United States and another country or jurisdiction for the acceptance of products and articles; and
(b) Nationality and registration marking of U.S. registered aircraft. [Doc. No. 2047, 29 FR 3223, Mar. 11, 1964, as amended by Amdt. 45-3, 32 FR 188, Jan. 10, 1967; Amdt. 45-26, 74 FR 53394, Oct. 16, 2009]